Substituted alkenes with electron acceptor groups
Photoinduced Charge Separation and Photovoltaic Properties of Polypyrrole Having Pendant Bipyridinium Electron Acceptor Groups
... induced electron and energy transfer processes taking place between different polymer strands in solid solutions and blends 2 as well as between polymer strands and guest molecules, 3 or acceptor ...
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Ultrafast photoinduced charge transport in Pt(II) donor-acceptor assembly bearing naphthalimide electron acceptor and phenothiazine electron donor
... PTZ groups would lead to two distinct charge recombi- nation ...ing electron tunnelling on the scales up to 25 Å from excited triplet states in rigid media, the system studied possessed comparable driving ...
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Donor-Acceptor Substituted Benzo-, Naphtho- and Phenanthro-Fused Norbornadienes
... 3. Discussion We have in this work shown that the previously one-pot procedure for functionalization of norbornadiene at one double bond can conveniently be expanded to benzo-, naphtho- and phenanthro-fused ...
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CiteSeerX — Selenium as an Electron Acceptor during the Catalytic Mechanism of
... Upon closer inspection of the structure of IV, we realized that it can mimic the physicochemical properties of the native peptide V in two ways. First, peptide IV can be held rigidly in the active site, just as is true ...
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Second Harmonic Generation in Some Donor Acceptor Substituted Chalcone Derivatives
... Chalcones are cross-conjugated molecules, and the car- bonyl group in these systems breaks the conjugation sys- tem into two independent parts to have a two dimen- sional β character. In the molecular structure of MCC, ...
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Efficient preparation of TMSCCl2Br and its use in dichlorocyclopropanation of electron deficient alkenes
... Due to the lack of stereoselectivity in these reactions we sought information on the putative transition states via B3LYP-DFT calculation. To the best of our knowledge no prior attempts have been made to understand the ...
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Synthesis and Characterization of Coloumnar Mesophases of Novel Substituted Dibenzanthracenes and Their Donor-Acceptor Mixtures
... 3.5 Summary A modular synthesis of a series of novel N-substituted 2,3,6,7-tetrakis(alkyloxy)- 11,12-dibenz[a,c]anthracenedicarboximides (22a-f) has been reported. All six derivatives display broad columnar phases ...
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Electron Donating Groups Examples
... some electron donating groups activate the mechanisms are responsible for this investigation by giving more substituted ...donating groups examples of the electron density of other ...
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A theoretical study of the interactions of NF3 with neutral ambidentate electron donor and acceptor molecule
... this electron deficient region is associated to the N lone pair (s-hole LPN ) and, even though small, it is clearly observed in the electrostatic potential computed on the electron density map ...with ...
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Synthesis of Unsymmetrical meso Substituted Porphyrins, 1 5,15 A2B2 and 5,15 A2BC Type Porphyrins with Donor and Acceptor Groups for Use in Nonlinear Optics and Photodynamic Therapy
... differently substituted porphycenes the tautomerization in S 0 is about an order of magnitude faster than in S 1 , due to the expansion of the inner cavity upon excitation, leading to a weaker HB and thus a higher ...
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OPTICAL PROPERTIES PYRIMIDINE DERIVATIVES: EFFECT OF ELECTRON-DONOR/ACCEPTOR SUBSTITUENTS IN MOLECULAR TOPOLOGY
... that electron-donor substituent in 2-(p-phenyl), aligned with the electron-acceptor an isil group at position 6, promotes a higher stabilization of molecule in detriment to other ...nature ...
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The alteration of intra ligand donor acceptor interactions through torsional connectivity in substituted Re dppz complexes
... with substituted donor groups have been ...and acceptor blue-shifting and depleting the intensity of the lowest energy transition, which was consistently ILCT in ...
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Electro oxidation of substituted electron–donating benzylic alcohols in a biphasic medium
... Electron–donating substituents like methyl and methoxy groups (entries 2, 3) on phenyl ring have resulted in good yields to the substituted benzaldehyde with 1.5 to 2.0 F/ mol of current. Biphasic ...
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Pushing the limits of neutral organic electron donors : A tetra(iminophosphorano)-substituted bispyridinylidene
... iminophosphorano groups being more powerful in this regard than typical amino ...iminophosphorano groups onto the bispyridinylidene skeleton, as in donor 1, which provides potentials reaching ...state ...
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Biotransformation of alkenes by Rhodococcus OU
... terminal electron acceptor in Rhodococcua OU, the concentration of H 2180 produced by respiration will be insignificant when compared to the concentration of H 2160 ; this argued against the need for a ...
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Kinetic study of the photo-induced copolymerization of N-substituted maleimides with electron donor monomers
... 4. Conclusion N-substituted alkyl maleimides undergo an easy copoly- merization when they are exposed to u.v.-radiation in the presence of electron donor monomers, such as vinyl ethers, N-vinyl pyrrolidone ...
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A Non-Fullerene Acceptor with Alkylthio- and Dimethoxy-Thiophene-Groups Yielding High-Performance Ternary Organic Solar Cells
... the acceptor IDTS-4F, which is a little lower than that of PM6/PM7, but a little higher than that of ...novel acceptor of IDTS-4F has unique HOMO and LUMO energy levels to form both HOMO and LUMO cascaded ...
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Acceptor properties of halides of elements of groups IV and V
... CONDUCTIVITY AND TITRATION CElLS.[r] ...
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Protein film voltammetry and spectroelectrochemistry of the electron acceptor site in Photosystem II
... the electron transfer from PSII to the electrode in more detail, ...alternative electron transfer pathway from Q A ...slow electron transfer at the acceptor site from Q A to Q B (de Wijn and ...
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Metabolic response of Geobacter sulfurreducens towards electron donor/acceptor variation
... the electron acceptor, fumarate was not only reduced to succinate but also converted to malate by fumarase (FUM) and further to oxaloacetate via malate dehydrogenase ...the electron acceptor, ...
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